Sudoku Puzzles For Adults: 100 Sudoku 9x9 Puzzles of the Hard Level Difficulty with Complete Solutions - Volume 05

Sudoku Puzzles For Adults: 100 Sudoku 9x9 Puzzles of the Hard Level Difficulty with Complete Solutions - Volume 05 [Tahlia, Suzanna] on Amazon.com. *FREE* shipping on qualifying offers. Sudoku Puzzles For Adults: 100 Sudoku 9x9 Puzzles of the Hard Level Difficulty with Complete Solutions - Volume 05